#[allow(unused)] | |
fn foo() { //~ HELP a return type might be missing here | |
vec!['a'].iter().map(|c| c) | |
//~^ ERROR mismatched types [E0308] | |
//~| NOTE expected `()`, found `Map<Iter<'_, char>, ...>` | |
//~| NOTE expected unit type `()` | |
//~| HELP consider using a semicolon here | |
} | |
fn main() {} |